Definitions by r4wr89
Guai
Pronounced "g-why"; a colloquial Chinese adjective used most often by parents as a statement of their child's good behavior. Also commonly used in English conversation to describe responsible or respectable behavior among friends, or as an informal term for praise.
BGBK
Literally, the acronym stands for "Bu Guai Bad Kid", a phrase used to describe a very badly misbehaving child, or, by extension, someone who has jokingly wronged you.
The first two words are pinyin versions of the Chinese for "misbehaving", which, along with the "bad kid" half of the phrase, expresses the extreme misbehavior of said person.
The first two words are pinyin versions of the Chinese for "misbehaving", which, along with the "bad kid" half of the phrase, expresses the extreme misbehavior of said person.